Last Updated
：2025/11/30
roof prism
Noun
Japanese Meaning
建物の屋根に似た形状（2つの直角に交わる面を持つ）で、これらの面の反射によって像が横方向に反転する反射光学プリズム
（ plural ）
Quizzes for review
A reflective optical prism containing a section where two faces meet at a 90° angle, resembling the roof of a building. Reflection from the two 90° faces returns an image that is flipped laterally across the axis where the faces meet.
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roof prism
When light passes through a roof prism, the two faces that meet at a right angle reflect the image and flip it laterally across the ridge where they join.
See correct answer
When light passes through a roof prism, the two faces that meet at a right angle reflect the image and flip it laterally across the ridge where they join.
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